Bottle neck



FIG. 1 is a top plan view of the bottle neck showing my new design;

FIG. 2 is a front view thereof, the rear view being a mirror image;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof; and,

FIG. 5 is a top perspective view thereof. 

The ornamental design for a bottle neck, as shown and described. 